private bool IsFunctionCall(string line, out List<string> paramaters, out FreshScriptFunction functionMatch)
{
functionMatch = null;
paramaters = null;
string functionName = null;
int paramaterCount = 0;
if (ProcessFuncionDefinition(line, out functionName, out paramaterCount))
{
foreach (FreshScriptFunction f in functions)
{
if (String.Compare(f.Name, functionName, !caseSensitive) == 0)
{
functionMatch = f;
if (paramaters == null)
{
//TODO add paramaters to this code
//first function with this name - define paramaters
if (true)
{
//if number of paramaters matches - same funciton signatues
return true;
}
}
}
}
}
return false;
}
private List<string> LoadFile(string fileName, int loadRecursionDepth)
{
//working here - make this load only - imports only - move function definisitons to another pass/method initialize - dont add loads to line List
const int recursiveLoadMax = 10;
List<string> loadLines = new List<string>();
Profiler.Start();
StreamReader streamReader = null;
if (File.Exists(fileName))
streamReader = new StreamReader(fileName);
//BufferedReader stream = null;// = new BufferedReader(new Reader(Reader(MyMethods.ShowOpenWindow(panel);
if (streamReader == null)
{
ReportError("Failed to Load/Read file \""+fileName+"\".");
}
else
{
string fileText = streamReader.ReadToEnd();
if (fileText != null)
{
fileText = fileText.Trim();
string fileTextWithoutQuotes = GetLineWithoutQuotes(fileText);
string codeLine = "not null";
while (codeLine!=null)
{
codeLine = NextCodeLineFromInput(ref fileText, ref fileTextWithoutQuotes);
if(codeLine!=null)
loadLines.Add(codeLine);
}
if (fileText.Trim().Length > 0)
{
ReportError("There is loose code at the end of the file. Probably missing semi colin or brace.",fileName,-1,"");
}
}
streamReader.Close();
int braceDepth = 0;
bool funtionStart = false;
bool inFunctionDefinition = false;
FreshScriptFunction activeFunction = null;
int lineNo = -1;
//interpret lines - predefine functions mostly
foreach (string line in loadLines)
{
lineNo++;
string remainingLine;
Keywords keywordMatch;
if (HasLeadingKeyword(line, out remainingLine, out keywordMatch))
{
switch (keywordMatch)
{
case Keywords.comment:
//do nothing
break;
case Keywords.var:
//this will be handled in the process line
break;
case Keywords.import:
{
//should preserver this files path so a sibling file can use relative pathing
if (loadRecursionDepth < recursiveLoadMax)
{
List<string> importLines = LoadFile(remainingLine, loadRecursionDepth + 1);
}
else
{
//XXX test this
ReportError("Attempting to import file past inport depth limit. Possibly a recursive Load problem. If this is intentional contact Fresh.", fileName, lineNo, loadLines[lineNo - 1]);
}
break;
}
case Keywords.function:
{
if (inFunctionDefinition)
{
ReportError("Already defining a function", fileName, lineNo, loadLines[lineNo - 1]);
}
else
{
funtionStart = true;
//create a dummy function definition that will get redefined when the end of funciton is found
int paramaterCount;
string functionName;
if (ProcessFuncionDefinition(remainingLine, out functionName, out paramaterCount))
{
activeFunction = new FreshScriptFunction(functionName, paramaterCount, lineNo + 1, 0, caseSensitive);
}
}
break;
}
case Keywords.openBrace:
if (funtionStart)
{
if (braceDepth != 0)
{
ReportError("Cannot start a function definition within another code block", fileName, lineNo, loadLines[lineNo - 1]);
}
funtionStart = false;
activeFunction.StartLine = lineNo + 1;
inFunctionDefinition = true;
braceDepth++;
}
break;
case Keywords.closeBrace:
braceDepth--;
if (braceDepth < 0)
{
ReportError("Attempting to close non existant block", fileName, lineNo, loadLines[lineNo - 1]);
}
else
{
if (braceDepth == 0 & inFunctionDefinition)
{
activeFunction.EndLine = lineNo - 1;
if (activeFunction.LineCount <= 0)
{
ReportError("Warning: function " + activeFunction.Name + " has invalid line count(" + activeFunction.LineCount + ")", fileName, lineNo, loadLines[lineNo - 1]);
}
functions.Add(activeFunction);
}
}
funtionStart = false;
break;
}
}
}
if (braceDepth >0)
{
ReportError("Not all braces are closed. - Final load check", fileName, -1, "");
}
}
Profiler.Stop();
return loadLines;
}
